Inventor
LALONDE PAUL D
US25 patents
⚠️ This page may combine multiple inventors who share the name “LALONDE PAUL D”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
USG INTERIORS INC
16 patentsUS5517796AMay 21, 1996
Stab-in removable end connector
USG INTERIORS INC50 citations95
US7770349B2Aug 10, 2010
Seismic clip for grid tee control joint
USG INTERIORS INC55 citations93
US5195289AMar 23, 1993
Trim system for suspension ceilings
USG INTERIORS INC70 citations93
US7690168B2Apr 6, 2010
Wall mold attachment clip
USG INTERIORS INC22 citations92
US5761868AJun 9, 1998
Grid connector
USG INTERIORS INC50 citations92
US5687525ANov 18, 1997
Stab-in removable end clip
USG INTERIORS INC43 citations92
US5216865AJun 8, 1993
Locking connector for suspension ceiling systems
USG INTERIORS INC27 citations92
USD611332SMar 9, 2010
Four-way intersection clip
USG INTERIORS INC21 citations91
USD592487SMay 19, 2009
Grid tee face sleeve
USG INTERIORS INC37 citations91
US5201787AApr 13, 1993
Trim system for suspension ceilings
USG INTERIORS INC47 citations90
US5761869AJun 9, 1998
Ceiling grid with bevel configuration
USG INTERIORS INC28 citations89
US6523314B1Feb 25, 2003
Ceiling grid with resilient centering tabs
USG INTERIORS INC41 citations86
US7874116B2Jan 25, 2011
Wall mold attachment clip
USG INTERIORS INC10 citations84
US7677004B2Mar 16, 2010
Conformable wide wall angle
USG INTERIORS INC11 citations84
US7703258B2Apr 27, 2010
Main tee connection
USG INTERIORS INC8 citations79
US7946089B2May 24, 2011
Single web grid with reinforced bulb
USG INTERIORS INC2 citations63
DONN INC
5 patentsUS4492066AJan 8, 1985
Suspension ceiling grid system
DONN INC41 citations92
US4413457ANov 8, 1983
Checkered wall or ceiling system
DONN INC31 citations90
US4660348AApr 28, 1987
Linear metal ceiling and wall system
DONN INC21 citations82
US4499697AFeb 19, 1985
Suspended ceiling with removable tee sections
DONN INC24 citations82
US4485605ADec 4, 1984
Suspension ceiling grid with removable grid members
DONN INC23 citations82